OpenTechnical

OT-2026-000070002

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000070002) never changes.

Identity and time

Publication numberOT-2026-000070002 · never reused
Internal UUID01a0ae91-1861-771d-9dca-51dd7698a9ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070002
StatusPUBLIC

Content hashes

Canonical text3e76deb216f107776b96f3e4bf606d798a435ad085b766cfe5ae5691f7d45564
Markdowne8cb84892e0252029c232826a7943ea75d0f0cd027c168678d8456f4f2b0db5e
PDF
Publication page3c7a2ca651792995bd7ed5d4940750149d364f88efca30f772a0d4b89fc8360c
Manifest8d77633e275c656fa5b606ed4224f831328ff04e38bd85703507d064e767faad

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
SignaturerOmVzieTvZqLl4WRE+GZToaeTtFbN+mHEoOsNrrb24+Z+UGnN9mqN1gLz4ldUwvsYGLtaAkIXSwZ6PG3Xmh6CA==
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

2026-09-17T10:26:57.115156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070002
observed 3c7a2ca651792995bd7ed5d494075014...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.098352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070002/manifest.json
observed 8d77633e275c656fa5b606ed4224f831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.059710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070002/publication.md
observed e8cb84892e0252029c232826a7943ea7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.024963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070002/publication.txt
observed 3e76deb216f107776b96f3e4bf606d79...
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.