OpenTechnical

OT-2026-000037267

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000037267) never changes.

Identity and time

Publication numberOT-2026-000037267 · never reused
Internal UUID01a0ae77-b8cc-7ad5-9765-e384bb458e17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037267
StatusPUBLIC

Content hashes

Canonical text70880b034431c9c654fbfa1118bea92aa6cfdd492e1f36d0ad659bd0f7630c12
Markdown2a5797607d37a463a8ba187f4497af60519a4fcbd6b46e6dcbbcf6f323fa7646
PDF
Publication page9436abb8161baa2a0b294bd25560e8f29accaf731ae95abe56492d94a6f944e1
Manifest575cf0afe15280d5686c96de401de076343d40ccb276dbf1bf39ee3d274814f2

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
SignatureOrAwNJcCM0H3e1ita//H9FYahso9PDBUIfKwXgCFYKX6EgfcygbYXMsAzs9djnnc6SagnL+R999gGMKAlI48Cw==
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

2026-09-17T11:23:32.649234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037267
observed 9436abb8161baa2a0b294bd25560e8f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.631181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037267/manifest.json
observed 575cf0afe15280d5686c96de401de076...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.613591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037267/publication.md
observed 2a5797607d37a463a8ba187f4497af60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.594502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037267/publication.txt
observed 70880b034431c9c654fbfa1118bea92a...
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.