OpenTechnical

OT-2026-000040038

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000040038) never changes.

Identity and time

Publication numberOT-2026-000040038 · never reused
Internal UUID01a0ae79-26fc-79f9-9ee2-3ca0f148c4e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040038
StatusPUBLIC

Content hashes

Canonical text6819e8cb4202f4e5af959682fa8cedebe03b6f1385f946ca4a77e97b802ac039
Markdownb407500600838af5f40f61abe1b79886698827a8a04cec2cbdf7be1d95cb4bb2
PDF
Publication page950453e28e63a49c6b4516e5234575455003ccde6dc704bc6cb7b78bd0f1a6ab
Manifest0b03a9d66fcb4b6b1bd2842082a3d425c180d77f624e8314bf91f3579464253b

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
SignatureQC2DRk1MAMNeoPsIq0y3urocSTA0bBZarfBc79tnI8lobEbujvln4o2cZIOqv423tp6gceKCIOYkXu9pw5lSDQ==
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

2026-09-17T11:20:34.562462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040038
observed 950453e28e63a49c6b4516e523457545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.541183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040038/manifest.json
observed 0b03a9d66fcb4b6b1bd2842082a3d425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.523649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040038/publication.md
observed b407500600838af5f40f61abe1b79886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.506770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040038/publication.txt
observed 6819e8cb4202f4e5af959682fa8cedeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.511430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040038
observed 950453e28e63a49c6b4516e523457545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.494321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040038/manifest.json
observed 0b03a9d66fcb4b6b1bd2842082a3d425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.477200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040038/publication.md
observed b407500600838af5f40f61abe1b79886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.459464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040038/publication.txt
observed 6819e8cb4202f4e5af959682fa8cedeb...
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.