OpenTechnical

OT-2026-000076033

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000076033) never changes.

Identity and time

Publication numberOT-2026-000076033 · never reused
Internal UUID01a0ae94-2a00-7249-8000-70059e86dfdb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076033
StatusPUBLIC

Content hashes

Canonical text676142a149f87de64e16b0281db9b25b26b4e935c646d12042b33614fe9a83bd
Markdown04e8368855e0ef53f4e3ee4adccc0073d1516af52d2326e94076bfa4ddc27ff1
PDF
Publication page103d34b9a38f2e8ca6fba867d68bd576663c70e45b4bed774ec8564e7da8a78d
Manifestd727a109dc06032b87156ac3f72eb747094677662b84f96057b03f5e25f09b16

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
Signature+b3WQj53cJxJNL9e+INFXAzDATnR/hNrI7s2kOjarAwquWmJz6SQbZ5dHSw5W7ODlKulvQTGDmImPk0YwSYPAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:17.512022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076033
observed 103d34b9a38f2e8ca6fba867d68bd576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:17.491398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076033/manifest.json
observed d727a109dc06032b87156ac3f72eb747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:17.471797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076033/publication.md
observed 04e8368855e0ef53f4e3ee4adccc0073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:17.451823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076033/publication.txt
observed 676142a149f87de64e16b0281db9b25b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:15.223085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076033
observed 103d34b9a38f2e8ca6fba867d68bd576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:15.205683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076033/manifest.json
observed d727a109dc06032b87156ac3f72eb747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:15.061725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076033/publication.md
observed 04e8368855e0ef53f4e3ee4adccc0073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:15.045419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076033/publication.txt
observed 676142a149f87de64e16b0281db9b25b...
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.