OpenTechnical

OT-2026-000042999

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000042999) never changes.

Identity and time

Publication numberOT-2026-000042999 · never reused
Internal UUID01a0ae7b-3277-7b3f-a9c6-b11e23205588 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042999
StatusPUBLIC

Content hashes

Canonical textf2a412d4831e5a58ed2c0a4ef792302d4752d061218e085124ab4f4db82d743c
Markdown6f029ce99733e14e7e4c4dfdae1b112fada5e9bbafcbcd0352320f13f492236f
PDF
Publication pageeb429103499b3c2d1f1000ed28a58301dca3948cc8e412cd7afd9ae8cb9a1e0a
Manifeste794e64f8e85c358320307f9b06f3bd3065a3b3e7cd88eab1ab81b6e60f6dcf8

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
SignatureNLtdaW5fJ24mV+nC1U63mhgUi0Hlq/zFdr2Iy0Es4I9GKuxZpO5pvpEYaKM+8vyPtpSN3MuETDU01oaDkqiYCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:18.421437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042999
observed eb429103499b3c2d1f1000ed28a58301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:18.402970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042999/manifest.json
observed e794e64f8e85c358320307f9b06f3bd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:18.384553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042999/publication.md
observed 6f029ce99733e14e7e4c4dfdae1b112f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:18.364112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042999/publication.txt
observed f2a412d4831e5a58ed2c0a4ef792302d...
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.