OpenTechnical

OT-2026-000052586

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000052586) never changes.

Identity and time

Publication numberOT-2026-000052586 · never reused
Internal UUID01a0ae84-573b-7d76-910c-46c6ab8af77d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052586
StatusPUBLIC

Content hashes

Canonical text3373f55ae55e2f2ebb522b5b6d7dd4f86daef110b0753cd48c8269931fbe6202
Markdown29ab3413d4a2ab9396e3d655306b7d5bcec581c8bb5c29d36f04c27ec48cba84
PDF
Publication page1cbf18a903b169ad9e7287b3008e2c5b515f98890d8189b5271f123264aaac8f
Manifestbd12cb9da794b5ace6ffe605c480711fa35289cabb374625f32588361d7361aa

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
Signaturey1j9og7EQjYBNO3dczfRqx6d+J7Yh0yiQFzQ0BfCbPud736DAIrydPyibqWVcwIWhOEFErqwWNrIQRYijBb8BA==
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

2026-09-17T10:57:14.997558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052586
observed 1cbf18a903b169ad9e7287b3008e2c5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:14.972096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052586/manifest.json
observed bd12cb9da794b5ace6ffe605c480711f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:14.952336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052586/publication.md
observed 29ab3413d4a2ab9396e3d655306b7d5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:14.933626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052586/publication.txt
observed 3373f55ae55e2f2ebb522b5b6d7dd4f8...
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.