OpenTechnical

OT-2026-000101910

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pulsed blow-off after 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-2026-000101910) never changes.

Identity and time

Publication numberOT-2026-000101910 · never reused
Internal UUID01a0aea4-50f1-7b3c-a765-ee45dedfcdd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101910
StatusPUBLIC

Content hashes

Canonical textee1d857e5177d3cef49b435cd42bbdbe64c1b5f0bd1676ef8d02050ded7305a9
Markdownded2a20d915564ef723c4da3e2578b88e79d5f34fee91b22ad45d9da96c84edd
PDF
Publication page0602b27008c0c4510ae30958590ed206e3a4e6823879e19752580fd77ca06791
Manifest8eee22e4387091ab68a0a935d1935c092c0b845ef7c49c895191ec0f617c40e1

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
SignaturedTUjSzE1PgVjR76BkwGZxA2gfxfkOpqVRVxvshVofUOKZCt+YsRkocMX1Pz4nt2zI47907OG5A1KlwSfI23YCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:31.496628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101910
observed 0602b27008c0c4510ae30958590ed206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:31.478873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101910/manifest.json
observed 8eee22e4387091ab68a0a935d1935c09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:31.460855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101910/publication.md
observed ded2a20d915564ef723c4da3e2578b88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:31.441049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101910/publication.txt
observed ee1d857e5177d3cef49b435cd42bbdbe...
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.