OpenTechnical

OT-2026-000055144

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three 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-2026-000055144) never changes.

Identity and time

Publication numberOT-2026-000055144 · never reused
Internal UUID01a0ae86-5e82-70f6-ab7a-4f26af9bb724 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055144
StatusPUBLIC

Content hashes

Canonical textb515edd10fbf97ea3307a15e5ecaca4a7877596df76dc3aa30813e6dded6b3f6
Markdown485fbb2b42e295df6af995effd0854d000b4cd4b1aaef6a6642265f5911643b2
PDF
Publication pagee10d7ff63f83dfc653215a1d75215e6cc687d9b3f2ae132bef1547e5a9960d2f
Manifest5be14b9aa51377ba2cf889d48cc51801c23dcc7eba50130c87ab117b91bcc733

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
Signature48FTx9FmpuQLZ3MuzOjR/8HYV2jiyxvulazbdVtzArL58T/mao20dJbWOaIO8pc7U3a0/CeDJisj1Vbzlp2CCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:19.313990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055144
observed e10d7ff63f83dfc653215a1d75215e6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.294479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055144/manifest.json
observed 5be14b9aa51377ba2cf889d48cc51801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.274291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055144/publication.md
observed 485fbb2b42e295df6af995effd0854d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.256162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055144/publication.txt
observed b515edd10fbf97ea3307a15e5ecaca4a...
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.