OpenTechnical

OT-2026-000022598

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off before set-down

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-2026-000022598) never changes.

Identity and time

Publication numberOT-2026-000022598 · never reused
Internal UUID01a0ae6f-f4ff-743d-82ab-2a7ea435e974 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022598
StatusPUBLIC

Content hashes

Canonical textd3103b9594303c041526afc4ff3f0bf74300e4726a842e6176b83c23ed1ccb3d
Markdown58a4e3c03e8bdc7fc6521b351114951c4b53f7601177113bb2cb073ca3e42162
PDF
Publication pagec072e7146c42e377b2554fff2c022055ba96e2ea4b22a147bfa84ed0ac71de14
Manifest818a421104cb4fca27bfe5347073a54f772ddd11a19206781dcb433652c75577

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
SignaturebCSWYNAHC2OkS6EdzjboE+lucf7QAaeuCtIAq2i0TG1L2z3kXD7FR+KwnmnB9x9nyw0dFIgNhPTc4UIAEPUeCA==
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

2026-09-17T11:54:02.686259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022598
observed c072e7146c42e377b2554fff2c022055...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.668533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022598/manifest.json
observed 818a421104cb4fca27bfe5347073a54f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.650905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022598/publication.md
observed 58a4e3c03e8bdc7fc6521b351114951c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.634165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022598/publication.txt
observed d3103b9594303c041526afc4ff3f0bf7...
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.