OpenTechnical

OT-2026-000046112

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000046112) never changes.

Identity and time

Publication numberOT-2026-000046112 · never reused
Internal UUID01a0ae7e-032b-76c1-9b72-f24daa33cede · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046112
StatusPUBLIC

Content hashes

Canonical textea0e5ac0f731298982ecb9d74ed719520a9e0747534a2a8b1b56ad059102d329
Markdowna6270e7b4eaf28addd48276c8655374b9ee7c891bc77c20edff525464bb57519
PDF
Publication page8725584f0629c73f3abe4fc625d7f74876c2bf9cb20ec6842a9f1ba794ac96a5
Manifest018e5ab8bbb7dbf1ddf73ce7d5b4946fb73ecbe0bbdc3a2b196a877f09c7d4c4

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
SignatureSjtFxdXnaP/0Rlbv34mk0/34hPG8lDsdA+s58XsKnMs/gimkpqo7WPUfbxl7vGqJEVncG28Cf3Hg7CC1ihzaDg==
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

2026-09-17T11:09:05.559314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046112
observed 8725584f0629c73f3abe4fc625d7f748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:05.541596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046112/manifest.json
observed 018e5ab8bbb7dbf1ddf73ce7d5b4946f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:05.524345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046112/publication.md
observed a6270e7b4eaf28addd48276c8655374b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:05.507136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046112/publication.txt
observed ea0e5ac0f731298982ecb9d74ed71952...
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.