OpenTechnical

OT-2026-000062763

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000062763) never changes.

Identity and time

Publication numberOT-2026-000062763 · never reused
Internal UUID01a0ae8c-6389-78d6-bc15-9a5c54d02050 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062763
StatusPUBLIC

Content hashes

Canonical textc5df17fa6d6fb8f93a18ea45a6578527e3ff6eb4532f3b1017990f0d59646583
Markdown7198e96df9f6b70fa803a144b7970251ace928f7a6b43f106fe2f985bb3d1984
PDF
Publication page9a9932d77bda2517f957bc67e3d1fe4e2c7ffbccbbea85a68ec783adcb015804
Manifestc949a522db9607f4abe38727834bdea6c4b47d0eb5610aaa781e78a632ef2dd6

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
SignatureyCzqxpohJECnGCK1UHiVCgOBNcUrQKow93hYZrCzqJ3GI1VLyq85blkx4mtvxJE9yJNF4KPW+ZkIfu0/uhj8Cw==
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

2026-09-17T10:39:20.807367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062763
observed 9a9932d77bda2517f957bc67e3d1fe4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.789322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062763/manifest.json
observed c949a522db9607f4abe38727834bdea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.772107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062763/publication.md
observed 7198e96df9f6b70fa803a144b7970251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.752788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062763/publication.txt
observed c5df17fa6d6fb8f93a18ea45a6578527...
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.