OpenTechnical

OT-2026-000048936

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000048936) never changes.

Identity and time

Publication numberOT-2026-000048936 · never reused
Internal UUID01a0ae81-134b-7d90-9770-361649dd3c4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048936
StatusPUBLIC

Content hashes

Canonical textb326d6436a92a324c03bf51c8d8f06128d68889898736fadf12b492a79d749fb
Markdownd7557b176aa460e7566ebc548dc950a1edeae03ee308d2a3fd69369cf86b1003
PDF
Publication page1da57002bcf4a0d6d5612d042d448e152119037429f0f5e545c803cc9510d1e3
Manifest1f38be5c66954d20ceec66fbd759bb6fe6b1a7bad8f08aed94ff113a0b97e14d

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
SignatureiaL26tqIHt8PpSyMZjoPRiISKmC0BS3Omz1fnEAHgUjCsBVkUFabvMw6hOENKQNnZuhPBZLRVkB5Ctk+iPs1CQ==
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

2026-09-17T11:03:07.123384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048936
observed 1da57002bcf4a0d6d5612d042d448e15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:07.105084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048936/manifest.json
observed 1f38be5c66954d20ceec66fbd759bb6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:07.086846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048936/publication.md
observed d7557b176aa460e7566ebc548dc950a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:07.068272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048936/publication.txt
observed b326d6436a92a324c03bf51c8d8f0612...
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.