OpenTechnical

OT-2026-000017635

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000017635) never changes.

Identity and time

Publication numberOT-2026-000017635 · never reused
Internal UUID01a0ae6e-96f9-72a8-a8b8-e390556d2750 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017635
StatusPUBLIC

Content hashes

Canonical textfcb8c6d0c3cc934d85eff98b8e6d8cd66da77a1cca0fcf72e67bedbb3209b143
Markdown9fcce572ad2c588ba6fcc938dea19c43043dfefe00f8752f595341d471ae8acb
PDF
Publication pagec4ee8d4dce33b49020acbe7dd6f984adb93349ec138f48753aaa4fccadd85597
Manifest58a1cf8a1f95f7cecf60045bc49ad442f55c3dbcb9defce3d921acc7fa7bba16

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
SignatureQab3TkfchfBBWpNJDCLvG5afQrKweUgCnDQzM6LNLHJQkzJhaTRyFXb3elk3dQyxZ0ynO4Z/v8ni3LTkItjuBw==
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

2026-09-17T12:01:26.927134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017635
observed c4ee8d4dce33b49020acbe7dd6f984ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:26.908592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017635/manifest.json
observed 58a1cf8a1f95f7cecf60045bc49ad442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:26.890683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017635/publication.md
observed 9fcce572ad2c588ba6fcc938dea19c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:26.873420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017635/publication.txt
observed fcb8c6d0c3cc934d85eff98b8e6d8cd6...
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.