OpenTechnical

OT-2026-000082858

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000082858) never changes.

Identity and time

Publication numberOT-2026-000082858 · never reused
Internal UUID01a0ae97-8cc9-7b79-a1fa-caf6ff87d133 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082858
StatusPUBLIC

Content hashes

Canonical text82bfad961e5513d41fde465c2b54391776f0a220d516b724b263c9dd117f3496
Markdown0316b001dfa670566a46d5f76ac29c37259ee7293b01cf66f9ac06884a77a645
PDF
Publication page5b06f999e084e1a142b4ceb7d9464e222cc703be6212f0869d9c4ae57827e490
Manifestfaf0297d1e6b151925d8bb542bbb2d295e2c6d1c74347c14860871e15a3f6b91

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
SignatureZIVYct9HNMVFEB3d7VCD/FwGcM63UCNedVflpG/jt4sL1EbuMG5gjV+D48UOX6uSL+45Dh+MECXY5y5URrmXDQ==
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

2026-09-17T09:58:32.219084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082858
observed 5b06f999e084e1a142b4ceb7d9464e22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.202355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082858/manifest.json
observed faf0297d1e6b151925d8bb542bbb2d29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.185305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082858/publication.md
observed 0316b001dfa670566a46d5f76ac29c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.168691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082858/publication.txt
observed 82bfad961e5513d41fde465c2b543917...
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.