OpenTechnical

OT-2026-000007944

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000007944) never changes.

Identity and time

Publication numberOT-2026-000007944 · never reused
Internal UUID01a0ae6a-908b-705c-aff4-60abec3bd043 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007944
StatusPUBLIC

Content hashes

Canonical text38b13fd7d48f52545973edaee591ac1ecb088160643c04d504f2f5dbc146f3f1
Markdown19bcef0673d515fe1b597c3ead656405941da7b2615ab5c3ba3ddb85d54ace47
PDF
Publication paged7905b3bb0c1998a9c55970afd904046fe6a2b5907eccbe425ad0ccadbef7bb1
Manifest0c1082c28c796129f2a1cf4971354c475f201f9c8ce5ed4fb384c558dfb32151

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureNSVirEGknGx91ofnZTmDcU0WxKRZG1NffVdQuDHO3e8MwknWFmncakaHxmK27P1H9/S3htb1vyKp1Ul3Y4LfCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:26.976431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007944
observed d7905b3bb0c1998a9c55970afd904046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.957098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007944/manifest.json
observed 0c1082c28c796129f2a1cf4971354c47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.941551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007944/publication.md
observed 19bcef0673d515fe1b597c3ead656405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.922136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007944/publication.txt
observed 38b13fd7d48f52545973edaee591ac1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.504332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007944
observed d7905b3bb0c1998a9c55970afd904046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.486786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007944/manifest.json
observed 0c1082c28c796129f2a1cf4971354c47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.470958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007944/publication.md
observed 19bcef0673d515fe1b597c3ead656405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.451215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007944/publication.txt
observed 38b13fd7d48f52545973edaee591ac1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.