OpenTechnical

OT-2026-000059264

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, sustained 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-2026-000059264) never changes.

Identity and time

Publication numberOT-2026-000059264 · never reused
Internal UUID01a0ae89-8613-7837-99f5-60f42d0069bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059264
StatusPUBLIC

Content hashes

Canonical textdaf4e94976fd0f404f5201aece69bcdba644fcd0e3ae9d898ac77b827cb3509b
Markdowne00fef114b12926219985f1197cceedb73891b55d623045cdb47860f6811a5bc
PDF
Publication page1eb57ff3e38d57a6e62c1ff04a4987cf091a064f1067cf1bfb67e12024a5eb42
Manifestb1f931191cca349146c727a866c1b789d5d78caedb17b51330cede1eadd03aab

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
SignatureVlRGBfkpYaiSkcNKsqSg/G44BjfVi0iE6Tzon70tpUOyCQlnmhpoc1Ug8+0i0r8qqneg95FFEzBrpKddRGVoDA==
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...

Independent retrieval

2026-09-17T10:45:48.610668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059264
observed 1eb57ff3e38d57a6e62c1ff04a4987cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:48.593292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059264/manifest.json
observed b1f931191cca349146c727a866c1b789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:48.575745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059264/publication.md
observed e00fef114b12926219985f1197cceedb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:48.558324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059264/publication.txt
observed daf4e94976fd0f404f5201aece69bcdb...
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.