OpenTechnical

OT-2026-000053110

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000053110) never changes.

Identity and time

Publication numberOT-2026-000053110 · never reused
Internal UUID01a0ae84-a431-744b-92c9-c92e40664242 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053110
StatusPUBLIC

Content hashes

Canonical text305357f59571695b48a5eb0b3c4b5173c39d5fdbaa4d87bd408b44ac2e04cd09
Markdown3b31ff845abfa5465426a431c09079c9d2feaa3fd4b223337398d670c59151f5
PDF
Publication pagee3553e895536db0168d717c13c2807776f8e170401e1c87c1d3bfc6a4aa54095
Manifestbb2673bd32f4d81bd048318efa40856f3fa03c3edbec6ce52cc500a60e8fc503

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
SignatureIPQHvqvGfYXwd5ySezLf4sDwIdMm3fp/nrgrLgO3pfI3qTm0nk/oNXkwOO1dsQGe/uiyoHUieRJxRX8ZQonGCw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:50.107108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053110
observed e3553e895536db0168d717c13c280777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.088390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053110/manifest.json
observed bb2673bd32f4d81bd048318efa40856f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.070200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053110/publication.md
observed 3b31ff845abfa5465426a431c09079c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.051828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053110/publication.txt
observed 305357f59571695b48a5eb0b3c4b5173...
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.